/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.kazares.servlet;

import com.kazares.dao.UtilDao;
import com.kazares.dto.Usuario;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Windows
 */
@WebServlet(name = "RecuperarDatos", urlPatterns = {"/RecuperarDatos"}, loadOnStartup=1)
public class RecuperarDatos extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/plain;charset=UTF-8");
        PrintWriter out = response.getWriter();
        for (String key : request.getParameterMap().keySet()) {
            System.out.println(key+"=>"+request.getParameter(key) +"\n");
            }
        try {
            String action = request.getParameter("a");
            if( action !=null && action.equals("viaEmail") ){
                
                Usuario usr = new Usuario();
                usr.setEmail(request.getParameter("email"));
                ArrayList<Usuario> listaUsr = new UtilDao<Usuario>(usr).read();
                if(listaUsr.size()==0){
                    out.println("{\"r\":0}");
                }else{
                    //enviar email
                    out.println("{\"r\":1,\"m\":\"Ok todo bien\"}");
                }
                
            }else{
                out.println("2");
            }
            /*
            out.println("<h1>Servlet RecuperarDatos at " + request.getContextPath() + "</h1>");
            for (String key : request.getParameterMap().keySet()) {
                out.println("<p>"+key+":"+request.getParameter(key) +"</p>");
            }
            * */
            
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
